>tr|A0A1D2WV81|A0A1D2WV81_9EURY Transcription initiation factor IIB OS=Methanobrevibacter sp. A54 GN=tfb MQGDVYDKDKQTVCPECGSTELIGDYERAEVVCAHCGLVIDENLVDMGPEWRAFDHEQRD KRTRVGAPITYTIHDKGLSTMIDWRNKDIYGRDIPARNRAQWYRLRKWQRKIRISGATER NLAFALSELDRDSSRLGLPRSVREAASVVYRSAVDNKLIRGRSIEGVVAASLYAACRRCN VPRTLDEIAEVSRVTKKEVGRTYRFLTRELNIKLPPTSPVDYVPRFASELGLSGEAQSRA IEIIEKAMEKGLTSGRGPTGVAAAALYIASVLLGERKTQRDVADIAGVTEVTIRNRYKEL TEQLEMGVTL